(19)

(11)

EP 3 941 379 A1

(12)

(43) Date of publication: 26.01.2022 Bulletin 2022/04 (21) Application number: 20774642.1 (22) Date of filing: 19.03.2020

(51) International Patent Classification (IPC):  A61B 34/20(2016.01) (52) Cooperative Patent Classification (CPC): A61B 90/361; G06T 7/75; G06T 7/344; A61B 2034/107; A61B 2090/371; G06T 2207/30016; G06T 2207/10072; A61B 34/10; A61B 2034/105 (86) International application number: PCT/CN2020/080194 (87) International publication number: WO 2020/187289 (24.09.2020 Gazette 2020/39)

(84) Designated Contracting States: AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR Designated Extension States: BA ME Designated Validation States: KH MA MD TN (30) Priority: 19.03.2019 US 201962820804 P (71) Applicant: Brain Navi Biotechnology Co., Ltd. Zhubei City, Hsinchu County 30261 (TW)	(72) Inventors: CHEN, Chieh Hsiao Santa Clara, California 95054 (US) WANG, Kuan Ju Santa Clara, California 95054 (US) (74) Representative: Lucke, Andreas  Boehmert & Boehmert Anwaltspartnerschaft mbB Pettenkoferstrasse 22 80336 München 80336 München (DE)